polybar-dwm/include/components/ipc.hpp

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#pragma once
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#include <uv.h>
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#include "common.hpp"
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#include "settings.hpp"
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#include "utils/concurrency.hpp"
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POLYBAR_NS
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class file_descriptor;
class logger;
class signal_emitter;
/**
* Message types
*/
static constexpr const char* ipc_command_prefix{"cmd:"};
static constexpr const char* ipc_hook_prefix{"hook:"};
static constexpr const char* ipc_action_prefix{"action:"};
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/**
* Component used for inter-process communication.
*
* A unique messaging channel will be setup for each
* running process which will allow messages and
* events to be sent to the process externally.
*/
class ipc {
public:
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using make_type = unique_ptr<ipc>;
static make_type make();
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explicit ipc(signal_emitter& emitter, const logger& logger);
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~ipc();
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void receive_message(string buf);
int get_file_descriptor() const;
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private:
signal_emitter& m_sig;
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const logger& m_log;
string m_path{};
unique_ptr<file_descriptor> m_fd;
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};
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POLYBAR_NS_END